Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.933795E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-06T00:47:37+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 53526
    NORAD ID 53526
    Object Type PAYLOAD
    Country
    CN CN
    VS

    2 Object 2

    Name SEMI-1L
    AOE ID 66294
    NORAD ID 66294
    Object Type PAYLOAD
    Country
    TR TR

    Conjunction Constraints

    Parameter YAOGAN-35 04C SEMI-1L
    Time of Closest Approach 2026-09-06T13:49:49+0000
    Collision Probability (Pc) 1.933795E-6
    Conjunction Distance (km) 2.039 km
    Relative Speed (km/s) 8.532 km/s
    Conjunction Risk Parameters R (Radial): -0.275 | I (In-track): -1.671 | C (Cross-track): 1.134
    Collision Risk Index (CRI) 0.41
    X Position (km) -2327.526 -2329.332
    Position Y (km) -5916.997 -5916.108
    Position Z (km) -2626.269 -2625.951
    Velocity X (km/s) 5.788 6.072
    Velocity Y (km/s) -3.715 -0.362
    Velocity Z (km/s) 3.261 -4.579

    Orbital Parameters 国际轨道数据源

    Parameter YAOGAN-35 04C SEMI-1L
    Semimajor Axis (a) 6875.935 km 6878.786 km
    Eccentricity (e) 0.000799 0.000311
    Inclination (i) 34.9953° 45.4055°
    RAAN 292.9077° 50.6680°
    Perigee Argument 59.6385° 199.0404°
    Mean Anomaly (M) 300.5119° 161.0367°
    Apogee 503.293 km 502.787 km
    Perigee 492.303 km 498.511 km
    Orbit Epoch 2026-09-05T06:32:29+0000 2026-09-05T10:07:02+0000

    YAOGAN-35 04C & SEMI-1L Collision Probability (Pc) Trend

    YAOGAN-35 04C & SEMI-1L Collision Probability (Pc) TrendNot Available

    YAOGAN-35 04C & SEMI-1L Miss Distance (Miss Distance) Trend

    YAOGAN-35 04C & SEMI-1L Miss Distance (Miss Distance) TrendNot Available

    YAOGAN-35 04CMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    SEMI-1LMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    YAOGAN-35 04CCollision Probability Trend

    Object 1 Probability TrendNot Available

    SEMI-1LCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with YAOGAN-35 04C

    No nearby objects data